12048游戏共有16个格子 2初始时会有两个格子上安放了两个数字2。 每次可以选择上下左右其中一个方向去滑动，每滑动一次-12048 The game has two number 2 will be placed on both the grid 16 grid 2 initially. Each time you can choose where to slide up and down in one direction, once every slide